这题有人问过吗GWD1-Q21

GWD1-Q21:

That twenty-one ceramic dog figurines were discovered during the excavating of a 1,000-year-old Hohokam village in Tempe, Arizona, has nearly doubled the number of these artifacts known to exist.

A.      That twenty-one ceramic dog figurines were discovered during the excavating

B.      Twenty-one ceramic dog figurines discovered at the excavation

C.      Discovering twenty-one ceramic dog figurines at the excavating

D.      Ceramic dog figurines, twenty-one of which were discovered during excavating

E      The discovery of twenty-one ceramic dog figurines during the excavation

答案选A，但是为什么呢？怎么看怎么像E。

还有这一题，为啥选E不选B:

GWD1-Q23:

Past assessments of the Brazilian rain forest have used satellite images to tally deforested areas, where farmers and ranchers have clear-cut and burned all the trees, but such work has not addressed either logging, which is the removal of only selected trees, as well as surface fires, burning down individual trees but do not denude the forest.

A.      which is the removal of only selected trees, as well as surface fires, burning

B.      which removes only selected trees, or surface fires that burn

C.      which removes only selected trees, along with surface fires that burn

D.      removing only selected trees, or surface fires, burning

E.       removing only selected trees, as well as surface fires that burn

顶   同问!!!

答案错了吧，21是选E，23选B